Artículos: Recent submissions
Now showing items 661-680 of 4223
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Method for Living Lab design supported by problem-based learning for work training institutions [Método para el diseño de Living Lab, apoyado por la metodología de aprendizaje basado en problemas para instituciones de formación para el trabajo]
(Associacao Iberica de Sistemas e Tecnologias de InformacaoIngeniería de SistemasFacultad de Ingenierías, 2021)There is currently an interest in transforming the teaching-learning processes in institutions of training for work-IFPT-, incorporating constructivist alternatives where students are the central axis of knowledge. In this ... -
Mechanism of Antioxidant Activity of Betanin, Betanidin and Respective C15-Epimers via Shape Theory, Molecular Dynamics, Density Functional Theory and Infrared Spectroscopy
(MDPICiencias BásicasFacultad de Ciencias Básicas, 2022)Betanin and betanidin are compounds with extensive interest; they are effectively free radical scavengers. The present work aims to elucidate the differences between the mechanism of the antioxidant activity of betanin, ... -
Measurement of the Fluctuations in the Number of Muons in Extensive Air Showers with the Pierre Auger Observatory
(American Physical SocietyCiencias BásicasFacultad de Ciencias Básicas, 2021)We present the first measurement of the fluctuations in the number of muons in extensive air showers produced by ultrahigh energy cosmic rays. We find that the measured fluctuations are in good agreement with predictions ... -
Knowledge Production in Universities: An Analysis Based on Human Capital Theory, a Case of Accredited HEIs in Colombia
(Springer Science and Business Media Deutschland GmbHIngeniería de SistemasFacultad de Ingenierías, 2022)The purpose of this paper is to analyze the results of knowledge production of researchers linked to Colombian Higher Education Institutions (HEIs), accredited in high quality; based on the basic elements or dimensions of ... -
Kinetics, isotherms, effect of structure, and computational analysis during the removal of three representative pharmaceuticals from water by adsorption using a biochar obtained from oil palm fiber
(Elsevier LtdCiencias BásicasFacultad de Ciencias Básicas, 2021)Acetaminophen (ACE), cephalexin (CPX), and valsartan (VAL) are recognized water pollutants, which can be removed by adsorption. Herein, the removal of these pharmaceuticals using a biochar (BP), prepared from oil palm ... -
Martínez Arroyo, J. L., & Marín Rodríguez, N. J. (2021). Dynamic relationship between Credit Default Swaps and sovereign debt. Analysis on the Latin- American context. Cuadernos de Economía, 40(83), 583-608 [Martínez Arroyo, J. L., & Marín Rodríguez, N. J. (2021). Relação dinâmica entre Credit Default Swaps e a dívida pública. Análise no contexto latino-americano. Cuadernos de Economía, 40(83), 583-608.] [Relación Dinámica Entre Los Credit Default Swaps Y La Deuda Pública. Análisis En El Contexto Latinoamericano]
(Universidad Nacional de ColombiaIngeniería FinancieraFacultad de Ingenierías, 2021)We analyse how the Credit Default Swaps (CDS) are related to sovereign risk in Brazil, Chile, Colombia, and Mexico, during the period 2010-2019. Dynamic conditional correlation (DCC) models and Granger causality tests are ... -
Knowledge, behaviors and preventive psychological variables of COVID-19 in a Colombian sample [Conocimientos, comportamientos y variables psicológicas preventivas del COVID-19 en una muestra colombiana]
(Academia Nacional de MedicinaPsicologíaFacultad de Ciencias Sociales y Humanas, 2022)Background: Despite the indications suggested in the world to contain the COVID-19 pandemic, the report of psychopathological problems due to SARSCoV-2 infection, as well as morbidity and mortality, increase day after day. ... -
Iot system for monitoring and analysis of the saturation level and heart rate in the early diagnosis of covid-19 [Sistema iot para el seguimiento y análisis del nivel de saturación y ritmo cardíaco en el diagnóstico temprano de covid-19]
(Associacao Iberica de Sistemas e Tecnologias de InformacaoIngeniería de SistemasFacultad de Ingenierías, 2021)One of the fields where Internet of Things (IoT) has a great potential of application is in the health sector, where from the monitoring of physiological variables of interest, it is possible the identification and early ... -
IoT-based air quality monitoring systems for smart cities: A systematic mapping study
(Institute of Advanced Engineering and ScienceIngeniería de TelecomunicacionesFacultad de Ingenierías, 2021)The increased level of air pollution in big cities has become a major concern for several organizations and authorities because of the risk it represents to human health. In this context, the technology has become a very ... -
Inhospitable home-becoming: Territorial transformations caused by antipersonnel landmines in Colombia [Devenir inhóspito del hogar: Transformaciones territoriales por la presencia de minas antipersonal en Colombia]
(Universidade Federal de GoiasMaestría en conflicto y pazFacultad de Ciencias Sociales y Humanas, 2021)This article asks how the presence of antipersonnel mines (APMs) changes the relationship between rural communities and their territory. We argue that the presence of APMs produces social effects that shape a sinister or ... -
JUNO's prospects for determining the neutrino mass ordering
(American Physical SocietyCiencias BásicasFacultad de Ciencias Básicas, 2021)The flagship measurement of the JUNO experiment is the determination of the neutrino mass ordering. Here we revisit its prospects to make this determination by 2030, using the current global knowledge of the relevant ... -
Key role of a structural water molecule for the specificity of 14F7 - An antitumor antibody targeting the NeuGc GM3 ganglioside
(Oxford University PressCiencias BásicasFacultad de Ciencias Básicas, 2021)Tumor-associated glycolipids such as NeuGc GM3 are auspicious molecular targets in antineoplastic therapies and vaccine strategies. 14F7 is a monoclonal IgG1 with high clinical potential in cancer immunotherapy as it ... -
Justiciability of the right to food. Theoretical and methodological proposal for the study of social rights [Justiciabilidad del derecho a la alimentación. Propuesta teórica y metodológica para el estudio de los derechos sociales1]
(Universidad de TalcaDerechoMaestría en conflicto y pazFacultad de DerechoFacultad de Ciencias Sociales y Humanas, 2021)Dogmatic debates on the content, structure, components and justiciability of social rights have not contributed to increasing their levels of satisfaction. Likewise, the development of the recognition, guarantee and ... -
Insights into equilibrium and adsorption rate of phenol on activated carbon pellets derived from cigarette butts
(MDPI AGCiencias BásicasFacultad de Ciencias Básicas, 2021)In the present work, the preparation of activated carbon pellets from cigarette butts by thermal treatment was evaluated. The morphological, textural, topological, and surface chemical properties were studied by SEM-EDX, ... -
Improving circular economy by assessing the use of fly ash as a replacement of lime pastes reducing its environmental impact
(Institution of Chemical EngineersIngeniería CivilFacultad de Ingenierías, 2022)In this work, bituminous coal, sugar cane, untreated and pretreated hazardous waste ashes are tested as supplementary cement materials, analyzing their reactivity in lime pastes prepared according to ASTM C–305, using a ... -
Information fusion and information quality assessment for environmental forecasting
(Elsevier B.V.Ciencias BásicasFacultad de Ciencias Básicas, 2021)Air pollution is a major environmental threat to human health. Therefore, multiple systems have been developed for early prediction of air pollution levels in large cities. However, deterministic models produce uncertainties ... -
Information system for the quantification of expected losses: An application in the entities of the colombian solidarity sector [Sistema de información para la cuantificación de pérdidas esperadas: Una aplicación en las entidades del sector solidario colombiano]
(Associacao Iberica de Sistemas e Tecnologias de InformacaoIngeniería FinancieraFacultad de Ingenierías, 2021)One of the fundamental aspects of credit risk management and administration is the incorporation of models that “adequately” capture the deterioration of the portfolio and that allow to minimize future losses. This article ... -
Influence of applied external fields on the nonlinear optical properties of a semi-infinite asymmetric AlxGa1−xAs/GaAs quantum well
(Elsevier LtdCiencias BásicasFacultad de Ciencias Básicas, 2021)The asymmetric potential profiles are of great interest from the nonlinear optical properties point of view for semiconductor devices. The reason for this statement is because the existing theories on nonlinear optical ... -
In vitro evaluation the toxicity in mixture of glyphosate and methyl metsulfuron against strains of Trichoderma spp• [Evaluación in vitro de la toxicidad de los herbicidas glifosato y metsulfurón metil frente a cepas de Trichoderma spp.]
(Universidad Nacional de ColombiaIngeniería AmbientalFacultad de Ingenierías, 2021)Trichoderma is an antagonist fungus used in agriculture and forestry for the diseases control. The use of the herbicides metsulfuton methyl and glyphosate is a common practice for weed control that limits Trichoderma use. ... -
Influencia del entorno financiero, el entorno macroeconómico, la estructura organizacional y la transparencia en la quiebra empresarial
(Universidad Nacional Autonoma de MexicoAdministración de EmpresasFacultad de Ciencias Económicas y Administrativas, 2021)[No abstract available]